AVD3D12VAFramesContext Struct Reference

This struct is allocated as AVHWFramesContext.hwctx. More...

#include <hwcontext_d3d12va.h>

Data Fields
DXGI_FORMAT	format
	DXGI_FORMAT format. More...
D3D12_RESOURCE_FLAGS	resource_flags
	Options for working with resources. More...
D3D12_HEAP_FLAGS	heap_flags
	Options for working with heaps allocation when creating resources. More...
ID3D12Resource *	texture_array
	In texture array mode, the D3D12 uses the same texture array (resource)for all pictures. More...
AVD3D12VAFrameFlags	flags
	A combination of AVD3D12VAFrameFlags. More...

Detailed Description

This struct is allocated as AVHWFramesContext.hwctx.

Definition at line 172 of file hwcontext_d3d12va.h.

Field Documentation

format

DXGI_FORMAT AVD3D12VAFramesContext::format

DXGI_FORMAT format.

MUST be compatible with the pixel format. If unset, will be automatically set.

Definition at line 177 of file hwcontext_d3d12va.h.

Referenced by d3d12va_create_decoder(), d3d12va_create_decoder_heap(), d3d12va_create_encoder(), d3d12va_create_helper_objects(), d3d12va_encode_hevc_init_sequence_params(), d3d12va_encode_issue(), d3d12va_encode_prepare_output_buffers(), d3d12va_frames_init(), d3d12va_pool_alloc(), d3d12va_texture_array_init(), and d3d12va_transfer_data().

resource_flags

D3D12_RESOURCE_FLAGS AVD3D12VAFramesContext::resource_flags

Options for working with resources.

If unset, this will be D3D12_RESOURCE_FLAG_NONE.

See also

https://learn.microsoft.com/en-us/windows/win32/api/d3d12/ne-d3d12-d3d12_resource_flags

Definition at line 185 of file hwcontext_d3d12va.h.

Referenced by d3d12va_encode_create_recon_frames(), d3d12va_frames_init(), d3d12va_pool_alloc(), and d3d12va_texture_array_init().

heap_flags

D3D12_HEAP_FLAGS AVD3D12VAFramesContext::heap_flags

Options for working with heaps allocation when creating resources.

If unset, this will be D3D12_HEAP_FLAG_NONE.

See also

https://learn.microsoft.com/en-us/windows/win32/api/d3d12/ne-d3d12-d3d12_heap_flags

Definition at line 193 of file hwcontext_d3d12va.h.

Referenced by d3d12va_frames_init(), d3d12va_pool_alloc(), and d3d12va_texture_array_init().

texture_array

ID3D12Resource* AVD3D12VAFramesContext::texture_array

In texture array mode, the D3D12 uses the same texture array (resource)for all pictures.

Definition at line 199 of file hwcontext_d3d12va.h.

Referenced by d3d12va_frames_uninit(), d3d12va_pool_alloc_texture_array(), and d3d12va_texture_array_init().

flags

AVD3D12VAFrameFlags AVD3D12VAFramesContext::flags

A combination of AVD3D12VAFrameFlags.

Unless AV_D3D12VA_FRAME_FLAG_NONE is set, autodetected flags will be OR'd based on the device and frame features during av_hwframe_ctx_init().

Definition at line 206 of file hwcontext_d3d12va.h.

Referenced by d3d12va_encode_create_recon_frames(), d3d12va_frames_init(), and d3d12va_pool_alloc().

---

The documentation for this struct was generated from the following file:

• libavutil/hwcontext_d3d12va.h